122221101022 has 64 divisors (see below), whose sum is σ = 200145530880. Its totient is φ = 55805587200.

The previous prime is 122221101007. The next prime is 122221101029. The reversal of 122221101022 is 220101122221.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 122221100987 and 122221101005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122221101029) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 77797497 + ... + 77799067.

It is an arithmetic number, because the mean of its divisors is an integer number (3127273920).

Almost surely, 2^122221101022 is an apocalyptic number.

122221101022 is a deficient number, since it is larger than the sum of its proper divisors (77924429858).

122221101022 is a wasteful number, since it uses less digits than its factorization.

122221101022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2329.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 122221101022 its reverse (220101122221), we get a palindrome (342322223243).

The spelling of 122221101022 in words is "one hundred twenty-two billion, two hundred twenty-one million, one hundred one thousand, twenty-two".